belowandunder
belowandunder belowandunder
  • 03-01-2021
  • Mathematics
contestada

A rectangle is 1 cm more than twice its width. Find the dimensions of the rectangle if it’s area is 45 cm show all work

Respuesta :

mumsy
mumsy mumsy
  • 05-01-2021

Answer:

Step-by-step explanation:

L=2W+1

A=L*W

A=(2W+1)*W=45

We have two mathematical solutions, but only one viable

2W^2+W=45

w=-5 not valid

w=4.5 cm valid solution

L=10cm

Answer Link

Otras preguntas

What's the formula to perimeter
please give three reasons why a battle would happen in a certain area ? :)
Given the volume of a cube is 8 cubic meters, find the distance from any vertex to the center point inside the cube. (A) 1 m (B) √2 m (C) 2√2 m (D) 2√3 m (E) √3
From where did the first novel originate?
1. What are the next three terms in the sequence?-1 ,9 ,19 ,29 . . .A. 38, 37, 32B. 40, 51, 62C. 39, 49 , 59D. 38, 47, 562. What are the next three terms of the
determine the most precise name of the quadrilateral ABCD from the information given. for #13 & #14
what role did sectionalism play in Lincoln's winning the 1860 election?
what is the farthest distance a human has ever been from earth?
katherine spends 1,089.72 each month for rent and supplies to run her salon. If she charges $18 for a haircut how many hair cuts must kathrine do to cover her e
How do we call a very small video,that is repeating unlimitedely